A national organization that ranks corporate political disclosure policies announced that there had been a surge in the number of top companies with strong political disclosure politics.

The Center for Political Accountability today released its annual CPA-Zicklin Index of Corporate Political Accountability and Disclosure.The press release and report highlight some of the top scores out of 100 received by Merck 94.3, Qualcomm 94.3, United Parcel Service 94.3, AFLAC 92.9, CSX 92.9, Microsoft 92.9, Noble Energy 91.4, Gilead Sciences 91.4, Conoco Phillips 90, Exelon 90, JP Morgan Chase 90, Time Warner 90, Wells Fargo 90, Intel 88.6, PG&E 88.6, and Yum! Brands 88.6.

Almost 70 percent of companies made voluntary disclosure of political spending. Fifty-seven percent are opening up about their payments to trade associations. More than a third of the companies disclosed their payments to or had a policy against giving to nonprofit 501(c)(4) groups.

View the center’s press release and 2013 CPA-Zicklin Index.

Political MoneyLine selected a few examples of companies placing their disclosure policies online: