Stocks Prices Now and Then

Here is the comparison of prices from the day it added to my stocks to watch list till now:

........................9-Mar...........17-Apr..........18-May...........15-Jun...........Diff %
Asia Env........0.445.............0.72...............0.825...............0.945.............112.36%
C&G Ind........0.467.............0.597.............0.645...............0.65...............39.19%
C.N.A.............0.495.............0.555.............0.52.................0.565.............14.14%
Rotary...........0.89...............1.06................1.02.................1.29................44.94%
Swissco..........0.58...............0.76................0.9...................1.31................125.86%
Yongnam...... 0.25...............0.315.............0.36.................0.405.............62.00%
.
.......................19-Mar
China Petro...0.39...............0.535.............0.51.................0.54................38.46%
.
.......................12-Apr
UMS...............0.525.............0.585.............0.565..............0.6..................14.29%
.
......................................................................29-May
CSC...............................................................0.355...............0.395.............11.27%
Contel...........................................................0.185...............0.225..............21.62%