diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..ad0a5f0
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,8 @@
+**
+!go.*
+!*.go
+!assets
+!cmd
+!cointop
+!pkg
+!vendor
diff --git a/Dockerfile b/Dockerfile
index c066462..cdff1eb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,14 +4,15 @@ RUN mkdir /app
 WORKDIR /app
 ARG VERSION
 
-ADD . /app/
+COPY . ./
 RUN go build -ldflags=-s -ldflags=-w -ldflags=-X=github.com/miguelmota/cointop/cointop.version=$VERSION -o main .
-RUN git clone https://github.com/cointop-sh/colors && rm -Rf colors/.git*
+ADD https://github.com/cointop-sh/colors/archive/master.tar.gz ./
+RUN tar zxf master.tar.gz --exclude images
 
 FROM busybox:glibc
 RUN mkdir -p /etc/ssl
 COPY --from=build /etc/ssl/certs/ /etc/ssl/certs
 COPY --from=build /app/main /bin/cointop
-COPY --from=build /app/colors /root/.config/cointop/colors
-ENTRYPOINT cointop
+COPY --from=build /app/colors-master /root/.config/cointop/colors
+ENTRYPOINT ["/bin/cointop"]
 CMD []
diff --git a/cointop/coins_table.go b/cointop/coins_table.go
index cd663e7..5abda59 100644
--- a/cointop/coins_table.go
+++ b/cointop/coins_table.go
@@ -120,7 +120,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 						Text:        symbol,
 					})
 			case "price":
-				text := humanize.Commaf(coin.Price)
+				text := humanize.Monetaryf(coin.Price, 2)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -132,7 +132,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 						Text:        text,
 					})
 			case "24h_volume":
-				text := humanize.Commaf(coin.Volume24H)
+				text := humanize.Monetaryf(coin.Volume24H, 0)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -151,7 +151,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 				if coin.PercentChange1H < 0 {
 					color1h = ct.colorscheme.TableColumnChangeDown
 				}
-				text := fmt.Sprintf("%.2f%%", coin.PercentChange1H)
+				text := fmt.Sprintf("%v%%", humanize.Numericf(coin.PercentChange1H, 2))
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -170,7 +170,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 				if coin.PercentChange24H < 0 {
 					color24h = ct.colorscheme.TableColumnChangeDown
 				}
-				text := fmt.Sprintf("%.2f%%", coin.PercentChange24H)
+				text := fmt.Sprintf("%v%%", humanize.Numericf(coin.PercentChange24H, 2))
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -189,7 +189,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 				if coin.PercentChange7D < 0 {
 					color7d = ct.colorscheme.TableColumnChangeDown
 				}
-				text := fmt.Sprintf("%.2f%%", coin.PercentChange7D)
+				text := fmt.Sprintf("%v%%", humanize.Numericf(coin.PercentChange7D, 2))
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -208,7 +208,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 				if coin.PercentChange30D < 0 {
 					color30d = ct.colorscheme.TableColumnChangeDown
 				}
-				text := fmt.Sprintf("%.2f%%", coin.PercentChange30D)
+				text := fmt.Sprintf("%v%%", humanize.Numericf(coin.PercentChange30D, 2))
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -220,7 +220,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 						Text:        text,
 					})
 			case "market_cap":
-				text := humanize.Commaf(coin.MarketCap)
+				text := humanize.Monetaryf(coin.MarketCap, 0)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -232,7 +232,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 						Text:        text,
 					})
 			case "total_supply":
-				text := humanize.Commaf(coin.TotalSupply)
+				text := humanize.Numericf(coin.TotalSupply, 0)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
@@ -244,7 +244,7 @@ func (ct *Cointop) GetCoinsTable() *table.Table {
 						Text:        text,
 					})
 			case "available_supply":
-				text := humanize.Commaf(coin.AvailableSupply)
+				text := humanize.Numericf(coin.AvailableSupply, 0)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells,
diff --git a/cointop/marketbar.go b/cointop/marketbar.go
index 67917be..002b343 100644
--- a/cointop/marketbar.go
+++ b/cointop/marketbar.go
@@ -35,10 +35,10 @@ func (ct *Cointop) UpdateMarketbar() error {
 	if ct.IsPortfolioVisible() {
 		ct.State.marketBarHeight = 1
 		total := ct.GetPortfolioTotal()
-		totalstr := humanize.Commaf(total)
+		totalstr := humanize.Monetaryf(total, 2)
 		if !(ct.State.currencyConversion == "BTC" || ct.State.currencyConversion == "ETH" || total < 1) {
 			total = math.Round(total*1e2) / 1e2
-			totalstr = humanize.Commaf2(total)
+			totalstr = humanize.Monetaryf(total, 2)
 		}
 
 		timeframe := ct.State.selectedChartRange
@@ -149,9 +149,9 @@ func (ct *Cointop) UpdateMarketbar() error {
 		content = fmt.Sprintf(
 			"%sGlobal ▶ Market Cap: %s %s 24H Volume: %s %s BTC Dominance: %.2f%%",
 			chartInfo,
-			fmt.Sprintf("%s%s", ct.CurrencySymbol(), humanize.Commaf0(market.TotalMarketCapUSD)),
+			fmt.Sprintf("%s%s", ct.CurrencySymbol(), humanize.Monetaryf(market.TotalMarketCapUSD, 0)),
 			separator1,
-			fmt.Sprintf("%s%s", ct.CurrencySymbol(), humanize.Commaf0(market.Total24HVolumeUSD)),
+			fmt.Sprintf("%s%s", ct.CurrencySymbol(), humanize.Monetaryf(market.Total24HVolumeUSD, 0)),
 			separator2,
 			market.BitcoinPercentageOfMarketCap,
 		)
diff --git a/cointop/portfolio.go b/cointop/portfolio.go
index b398fae..b4e8495 100644
--- a/cointop/portfolio.go
+++ b/cointop/portfolio.go
@@ -125,7 +125,7 @@ func (ct *Cointop) GetPortfolioTable() *table.Table {
 						Text:        symbol,
 					})
 			case "price":
-				text := humanize.Commaf(coin.Price)
+				text := humanize.Monetaryf(coin.Price, 2)
 				symbolPadding := 1
 				ct.SetTableColumnWidth(header, utf8.RuneCountInString(text)+symbolPadding)
 				ct.SetTableColumnAlignLeft(header, false)
@@ -150,7 +150,7 @@ func (ct *Cointop) GetPortfolioTable() *table.Table {
 						Text:        text,
 					})
 			case "balance":
-				text := humanize.Commaf(coin.Balance)
+				text := humanize.Monetaryf(coin.Balance, 2)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				colorBalance := ct.colorscheme.TableColumnPrice
@@ -715,31 +715,31 @@ func (ct *Cointop) PrintHoldingsTable(options *TablePrintOptions) error {
 				item[i] = entry.Symbol
 			case "price":
 				if humanReadable {
-					item[i] = fmt.Sprintf("%s%s", symbol, humanize.Commaf(entry.Price))
+					item[i] = fmt.Sprintf("%s%s", symbol, humanize.Monetaryf(entry.Price, 2))
 				} else {
 					item[i] = strconv.FormatFloat(entry.Price, 'f', -1, 64)
 				}
 			case "holdings":
 				if humanReadable {
-					item[i] = humanize.Commaf(entry.Holdings)
+					item[i] = humanize.Monetaryf(entry.Holdings, 2)
 				} else {
 					item[i] = strconv.FormatFloat(entry.Holdings, 'f', -1, 64)
 				}
 			case "balance":
 				if humanReadable {
-					item[i] = fmt.Sprintf("%s%s", symbol, humanize.Commaf(entry.Balance))
+					item[i] = fmt.Sprintf("%s%s", symbol, humanize.Monetaryf(entry.Balance, 2))
 				} else {
 					item[i] = strconv.FormatFloat(entry.Balance, 'f', -1, 64)
 				}
 			case "24h%":
 				if humanReadable {
-					item[i] = fmt.Sprintf("%.2f%%", entry.PercentChange24H)
+					item[i] = fmt.Sprintf("%s%%", humanize.Numericf(entry.PercentChange24H, 2))
 				} else {
 					item[i] = fmt.Sprintf("%.2f", entry.PercentChange24H)
 				}
 			case "%holdings":
 				if humanReadable {
-					item[i] = fmt.Sprintf("%.2f%%", percentHoldings)
+					item[i] = fmt.Sprintf("%s%%", humanize.Numericf(percentHoldings, 2))
 				} else {
 					item[i] = fmt.Sprintf("%.2f", percentHoldings)
 				}
@@ -852,7 +852,7 @@ func (ct *Cointop) PrintTotalHoldings(options *TablePrintOptions) error {
 	value := strconv.FormatFloat(total, 'f', -1, 64)
 
 	if humanReadable {
-		value = fmt.Sprintf("%s%s", symbol, humanize.Commaf(total))
+		value = fmt.Sprintf("%s%s", symbol, humanize.Monetaryf(total, 2))
 	}
 
 	if format == "csv" {
diff --git a/cointop/price.go b/cointop/price.go
index 2d43304..c75e2dc 100644
--- a/cointop/price.go
+++ b/cointop/price.go
@@ -69,7 +69,7 @@ func GetCoinPrices(config *PricesConfig) ([]string, error) {
 		}
 
 		symbol := CurrencySymbol(config.Currency)
-		value := fmt.Sprintf("%s%s", symbol, humanize.Commaf(price))
+		value := fmt.Sprintf("%s%s", symbol, humanize.Monetaryf(price, 2))
 		prices = append(prices, value)
 	}
 
diff --git a/cointop/price_alerts.go b/cointop/price_alerts.go
index 17b7b5c..adb55a0 100644
--- a/cointop/price_alerts.go
+++ b/cointop/price_alerts.go
@@ -96,7 +96,7 @@ func (ct *Cointop) GetPriceAlertsTable() *table.Table {
 				})
 
 			case "target_price":
-				targetPrice := fmt.Sprintf("%s %s", entry.Operator, humanize.Commaf(entry.TargetPrice))
+				targetPrice := fmt.Sprintf("%s %s", entry.Operator, humanize.Monetaryf(entry.TargetPrice, 2))
 				ct.SetTableColumnWidthFromString(header, targetPrice)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells, &table.RowCell{
@@ -107,7 +107,7 @@ func (ct *Cointop) GetPriceAlertsTable() *table.Table {
 					Text:        targetPrice,
 				})
 			case "price":
-				text := humanize.Commaf(coin.Price)
+				text := humanize.Monetaryf(coin.Price, 2)
 				ct.SetTableColumnWidthFromString(header, text)
 				ct.SetTableColumnAlignLeft(header, false)
 				rowCells = append(rowCells, &table.RowCell{
@@ -187,7 +187,7 @@ func (ct *Cointop) CheckPriceAlert(alert *PriceAlert) error {
 	}
 	var msg string
 	title := "Cointop Alert"
-	priceStr := fmt.Sprintf("%s%s (%s%s)", ct.CurrencySymbol(), humanize.Commaf(alert.TargetPrice), ct.CurrencySymbol(), humanize.Commaf(coin.Price))
+	priceStr := fmt.Sprintf("%s%s (%s%s)", ct.CurrencySymbol(), humanize.Numericf(alert.TargetPrice, 2), ct.CurrencySymbol(), humanize.Monetaryf(coin.Price, 2))
 	if alert.Operator == ">" {
 		if coin.Price > alert.TargetPrice {
 			msg = fmt.Sprintf("%s price is greater than %v", alert.CoinName, priceStr)
@@ -251,7 +251,8 @@ func (ct *Cointop) UpdatePriceAlertsUpdateMenu(isNew bool, coin *Coin) error {
 			if ok {
 				coin.Name = entry.CoinName
 				currentPrice = strconv.FormatFloat(coin.Price, 'f', -1, 64)
-				value = fmt.Sprintf("%s %v", entry.Operator, entry.TargetPrice)
+				targetPrice := strconv.FormatFloat(entry.TargetPrice, 'f', -1, 64)
+				value = fmt.Sprintf("%s %v", entry.Operator, targetPrice)
 				ct.State.priceAlertEditID = entry.ID
 				isEdit = true
 			}
diff --git a/pkg/humanize/humanize.go b/pkg/humanize/humanize.go
index 0eb8ee0..61a0660 100644
--- a/pkg/humanize/humanize.go
+++ b/pkg/humanize/humanize.go
@@ -1,7 +1,8 @@
 package humanize
 
 import (
-	"bytes"
+	"fmt"
+	"os"
 	"strconv"
 	"strings"
 
@@ -9,47 +10,44 @@ import (
 	"golang.org/x/text/message"
 )
 
-// Commaf produces a string form of the given number in base 10 with
-// commas after every three orders of magnitude.
+// Numericf produces a string from of the given number with give fixed precision
+// in base 10 with thousands separators after every three orders of magnitude
+// using a thousands and decimal spearator according to LC_NUMERIC; defaulting "en".
 //
-// e.g. Commaf(834142.32) -> 834,142.32
-func Commaf(v float64) string {
-	buf := &bytes.Buffer{}
-	if v < 0 {
-		buf.Write([]byte{'-'})
-		v = 0 - v
-	}
+// e.g. Numericf(834142.32, 2) -> "834,142.32"
+func Numericf(value float64, precision int) string {
+	return f(value, precision, "LC_NUMERIC", true)
+}
 
-	comma := []byte{','}
+// Monetaryf produces a string from of the given number give minimum precision
+// in base 10 with thousands separators after every three orders of magnitude
+// using thousands and decimal spearator according to LC_MONETARY; defaulting "en".
+//
+// e.g. Monetaryf(834142.3256, 2) -> "834,142.3256"
+func Monetaryf(value float64, precision int) string {
+	return f(value, precision, "LC_MONETARY", false)
+}
 
-	parts := strings.Split(strconv.FormatFloat(v, 'f', -1, 64), ".")
-	pos := 0
-	if len(parts[0])%3 != 0 {
-		pos += len(parts[0]) % 3
-		buf.WriteString(parts[0][:pos])
-		buf.Write(comma)
+// f formats given value v, with d decimal places using thousands and decimal
+// separator according to language found in given locale environment variable e.
+// If r is true the decimal places are fixed to the given d otherwise d is the
+// minimum of decimal places until the first 0.
+func f(value float64, precision int, envvar string, fixed bool) string {
+	parts := strings.Split(strconv.FormatFloat(value, 'f', -1, 64), ".")
+	if !fixed && len(parts) > 1 {
+		for ; precision < len(parts[1]); precision += 1 {
+			if parts[1][precision] == '0' {
+				break
+			}
+		}
 	}
-	for ; pos < len(parts[0]); pos += 3 {
-		buf.WriteString(parts[0][pos : pos+3])
-		buf.Write(comma)
-	}
-	buf.Truncate(buf.Len() - 1)
 
-	if len(parts) > 1 {
-		buf.Write([]byte{'.'})
-		buf.WriteString(parts[1])
+	envlang, ok := os.LookupEnv(envvar)
+	if !ok {
+		envlang = "en"
 	}
-	return buf.String()
-}
-
-// Commaf2 ...
-func Commaf2(v float64) string {
-	p := message.NewPrinter(language.English)
-	return p.Sprintf("%.2f", v)
-}
+	lang := language.Make(envlang)
 
-// Commaf0 ...
-func Commaf0(v float64) string {
-	p := message.NewPrinter(language.English)
-	return p.Sprintf("%.0f", v)
+	format := fmt.Sprintf("%%.%df", precision)
+	return message.NewPrinter(lang).Sprintf(format, value)
 }
diff --git a/pkg/pathutil/pathutil.go b/pkg/pathutil/pathutil.go
index 86b0832..7606705 100644
--- a/pkg/pathutil/pathutil.go
+++ b/pkg/pathutil/pathutil.go
@@ -22,6 +22,22 @@ func UserPreferredConfigDir() string {
 	return config
 }
 
+// UserPreferredCacheDir returns the preferred cache directory for the user
+func UserPreferredCacheDir() string {
+	defaultCacheDir := "/tmp"
+
+	cache, err := os.UserCacheDir()
+	if err != nil {
+		return defaultCacheDir
+	}
+
+	if cache == "" {
+		return defaultCacheDir
+	}
+
+	return cache
+}
+
 // UserPreferredHomeDir returns the preferred home directory for the user
 func UserPreferredHomeDir() string {
 	home, err := os.UserHomeDir()
@@ -36,6 +52,7 @@ func UserPreferredHomeDir() string {
 func NormalizePath(path string) string {
 	userHome := UserPreferredHomeDir()
 	userConfigHome := UserPreferredConfigDir()
+	userCacheHome := UserPreferredCacheDir()
 
 	// expand tilde
 	if strings.HasPrefix(path, "~/") {
@@ -44,6 +61,7 @@ func NormalizePath(path string) string {
 
 	path = strings.Replace(path, ":HOME:", userHome, -1)
 	path = strings.Replace(path, ":PREFERRED_CONFIG_HOME:", userConfigHome, -1)
+	path = strings.Replace(path, ":PREFERRED_CACHE_HOME:", userCacheHome, -1)
 	path = strings.Replace(path, "/", string(filepath.Separator), -1)
 
 	return filepath.Clean(path)