$ ls -l pm_1155986_out_*
-rw-r--r--  1 ken  staff  322 24 Feb 21:20 pm_1155986_out_0.txt
-rw-r--r--  1 ken  staff  287 24 Feb 21:20 pm_1155986_out_1.txt
-rw-r--r--  1 ken  staff  240 24 Feb 21:20 pm_1155986_out_2.txt
-rw-r--r--  1 ken  staff  261 24 Feb 21:20 pm_1155986_out_3.txt