How much is R1000 in US dollars?

Excuse me, could you please help me understand the current exchange rate for R1000 in US dollars? I'm a bit confused about the fluctuations in the market and how it affects the value of the South African rand in relation to the American dollar. Could you give me an approximate figure or direct me to a reliable source where I can find the most up-to-date information? Thank you for your assistance.