If I have adata frame with this column and this information
slice_info time
----------------------------------------- -----
{'gaming': 2, 'main': 92, 'working': 9} 2021-09-11 00:04:00
{'gaming': 4, 'main': 78, 'working': 10} 2021-09-11 00:04:00
.....
How can I get the values that belong to gaming and the sum this 2 and 4 value?