USD Rates for Rostov's Sberbank
study("Rostov Exchange Rate", overlay=true) usd_buy = security("QUANDL:AMOL/SBER_6101|0", "D", close) usd_sell = security("QUANDL:AMOL/SBER_6101|1", "D", close) plot(usd_buy, color=green, title="BUY") plot(usd_sell, color=red, title="SELL")