As the Bitcoin craze booms across the world, South Koreans have taken a particular attachment to it with a new survey there showing that three out of every 10 South Korean workers have invested in cryptocurrencies hoping for a high return.

The survey, conducted by online job portal Sarmin, polled 941 salaried people questioned and found that 31.3 percent have invested in virtual currencies with an average investment per capita was 5.66 million won ($5,300).

The survey additionally found that 44.1 percent of respondents had invested less than one million won while 18.3 percent invested between one million won and two million won.

About 12.9 percent said they invested more than 10 million won.

As to why they chose to invest in cryptocurrency,54.2 percent said they saw it as the fastest way of making money, while 47.8 percent said did it due to the easy of investing a small amount of money.