Note they didn't say anything about matching your donation.
So they will actually apply 9.7% of your money to "charity" instead of their usual 2.9%.
source: https://www.reddit.com/r/HillaryForPrison/comments/4r0gh3/the_clinton_foundation_donated_a_staggering_29_of/
For 2014, GRANTS, ASSISTANCE, GIFTS was $5,160,000 out of $177,800,000 taken in = 2.902%
Clever.
Ooops, make that 8.7%