Mumbai : The rupee fell 4 paise to end the day at its all-time low of 83.33 (provisional) against the US dollar, amid increases in the price of crude oil and outflows of foreign money. Forex dealers stated that in the midst of a weak US dollar abroad and encouraging signals from the equities markets, investors were anticipating statistics on industrial output and inflation on the home front. The rupee began trading at 83.28 versus the US dollar at the interbank foreign exchange and fell as low as 83.49 during the day. The currency ultimately reached a record low of 83.33 (provisional) against the US dollar, down 4 paise from its previous close. Prior to this, on September 18 of this year, the currency’s lowest closing level was noted at 83.32 against the dollar.The rupee’s closing value versus the US dollar on Thursday was 83.29. The dollar index, which measures the strength of the US dollar relative to a basket of six other currencies, was down 0.02 percent at 105.89 in the meantime. The benchmark for global oil, Brent crude futures, increased by 0.81 percent to USD 80.66 a barrel. Regarding the local equities market, the BSE Sensex concluded at 64,904.68 points, up 72.48 points or 0.11 percent. To reach 19,425.35 points, the larger NSE Nifty increased 30.05 points, or 0.15 percent. According to exchange data, Foreign Institutional Investors (FIIs) sold shares worth Rs 1,712.33 crore on Thursday, making them net sellers in the capital market.