Problem with google plus plugin

There is a serious problem with your google plus plugin.

It makes my site load 3 seconds slower. LOading time was 9(!) seconds, after deactivating the plugin i am at 6 seconds.

webpagetest.org:
- Request 19: https://apis.google.com/js/plusone.js
URL: https://apis.google.com/js/plusone.js
Host: apis.google.com
IP: 173.194.123.4
Location: Google
Error/Status Code: 200
Client Port: 49360
Start Offset: 2.944 s
DNS Lookup: 38 ms
Initial Connection: 42 ms
Time to First Byte: 171 ms
Content Download: 18 ms
Bytes In (downloaded): 16.2 KB
Bytes Out (uploaded): 0.4 KB