trucmachin - 2010-04-07

Hello,
There are some data i would like to plot. Those data are wrote that way :
7tm_1 93
7tm_2 94.4
7tm_3 83.3
AAA 87.9
ABC_tran 83.6

Can I plot it with the first column as x axe?  I couldn't find any explanation in the gnuplot's documentation.
Thanks a lot.