Here’s another version:
And yet another version:
National parliaments can be bicameral or unicameral. This map covers the single chamber in unicameral parliaments and the lower chamber in bicameral parliaments. It does not cover the upper chamber of bicameral parliaments. Seats are usually won by members in general parliamentary elections. Seats may also be filled by nomination, appointment, indirect election, rotation of members and by-election. Seats refer to the number of parliamentary mandates, or the number of members of parliament.
And this is the detail for the U.S.:
Parliament is obviously just one part of government. How about gender equality in other parts?
(source, click on the image to enlarge)
Read more about the reasons why this is a human rights issue.