This makes him the billionaire who made the most money this year.

American business magnate Warren Buffett made a fortunes of about $ 37 million per day in 2013, according to Wealth-X, making him the billionaire who made the most money this year.

With a gain of $ 12.7 billion in 2013, Buffett’s net worth at the end of the year stands at USD 59.1 billion. The notable philanthropist had a fortune of $ 46.4 billion at the beginning of the year.

However, Buffett is not the wealthiest billionaire on the top 10 list prepared by Wealth—X.

Microsoft Chairman Bill Gates added $ 11.5 billion to his personal fortune in 2013, ending the year with assets totalling $ 72.6 billion. Gates is also the richest person on the list.

According to the report, the top 10 individuals collectively gained $ 101.8 billion in 2013, an average gain of $ 10.2 billion each. The combined wealth of these individuals stand at $ 347 billion in December this year, up from $ 245 billion in January 2013.

Besides, on an average, they made $ 29 million per day in 2013 and increased their wealth by 41.6 per cent, outperforming the 24 per cent returns seen in the S&P 500 this year.

Gates is followed by casino mogul Sheldon Adelson at the third spot, who raked in $ 11.4 billion in 2013 from his various properties in Las Vegas, Macau and Singapore. His personal net worth is estimated to be more than $ 35 billion in December from $ 23.9 billion in January.

Amazon founder and CEO Jeff Bezos became richer by $ 11.3 billion to take his total fortune to $ 34.4 billion.

Besides, Facebook founder Mark Zuckerberg gained $ 10.5 billion taking his wealth to $ 24.7 billion.

The report said that Masayoshi Son, head of SoftBank Corp, added $ 10.3 billion to his fortune.

Google’s founders Larry Page and Sergey Brin have added $ 9.3 billion each to their personal wealth. Brin’s net worth stood at $ 30 billion, while that of Page was at $ 29.9 billion.

Hong Kong’s business tycoon Lui Chee Woo made a fortune of $ 8.3 billion in 2013, while private equity investor Carl Icahn gained $ 7.3 billion in the year.

As per the report, the valuations are for the period between January 1 to December 11, 2013.

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