why so many thin volume transactions?

Why so many 1 and 2 volume transactions and every time with a higher price than the previous? Seems like some body is trying to push SP up?

Time Price Volume Value
3:40:16 PM 1.66 1 1.66
3:38:30 PM 1.67 1 1.67
3:35:56 PM 1.655 1 1.66
3:35:56 PM 1.65 1 1.65
3:31:38 PM 1.645 1 1.65
3:29:08 PM 1.635 1 1.64
3:29:08 PM 1.635 1 1.64
3:25:49 PM 1.63 1 1.63
3:25:49 PM 1.63 1 1.63
3:10:36 PM 1.62 1 1.62
3:10:25 PM 1.62 1 1.62
3:09:22 PM 1.63 1 1.63
3:09:22 PM 1.63 1 1.63
3:09:21 PM 1.63 1 1.63
2:52:02 PM 1.625 1 1.63
2:44:32 PM 1.63 1 1.63
2:44:31 PM 1.63 1 1.63
2:34:46 PM 1.63 1 1.63
2:34:46 PM 1.625 1 1.63
2:29:55 PM 1.615 1 1.62
2:27:47 PM 1.59 1 1.59
2:27:47 PM 1.59 1 1.59
2:27:23 PM 1.585 1 1.59
1:58:21 PM 1.58 1 1.58
1:50:00 PM 1.585 1 1.59
12:43:04 PM 1.54 1 1.54
12:09:30 PM 1.55 1 1.55
12:09:30 PM 1.55 1 1.55
12:09:30 PM 1.55 1 1.55
12:09:29 PM 1.55 1 1.55
12:09:29 PM 1.55 1 1.55
12:05:12 PM 1.55 1 1.55
11:51:29 AM 1.545 1 1.55
11:47:49 AM 1.54 1 1.54