Also Thanks for the vote. You don;t have to vote every comment. If you really wanna vote a comment, instead vote that person's post.
When you vote your voting power reduces by 2% and it generates 20% daily means you can do 10 votes daily without losing much power. you can check them here:
https://steemd.com/@khan.dayyanz
i personally prefer
https://steemworld.org/@khan.dayyanz

just replace my username with yours to see stats.

for any queries feel free to contact. :)