An analysis of Test bowlers

No Cty Batsman          |<----Career---->|<-1st Half-->|<2nd Half>| % Chg
                        |Tests Wkts  Avge|Mt Wkts  Avge|Wkts  Avge|
                        |                |             |          |
 1.Eng Laker J.C        |   46  193 21.25|23-  78 29.95| 115 15.35| 48.8%
 2.Eng Bedser A.V       |   51  236 24.90|26- 100 33.87| 136 18.30| 46.0%
 3.Pak Iqbal Qasim      |   50  171 28.11|25-  65 35.78| 106 23.41| 34.6%
 4.Nzl Hadlee R.J       |   86  431 22.30|43- 192 26.17| 239 19.19| 26.7%
 5.Nzl Morrison D.K     |   48  160 34.68|24-  73 39.53|  87 30.61| 22.6%
 6.Slk Muralitharan M   |  129  783 22.22|65- 337 25.48| 446 19.76| 22.5%
 7.Eng Flintoff A       |   79  226 32.79|40-  86 38.01| 140 29.58| 22.2%
 8.Pak Imran Khan       |   88  362 22.81|44- 195 25.20| 167 20.02| 20.5%
 9.Nzl Cairns C.L       |   62  218 29.40|31-  96 32.66| 122 26.84| 17.8%
10.Pak Shoaib Akhtar    |   46  178 25.69|23-  78 28.46| 100 23.53| 17.3%
11.Pak Abdul Qadir      |   67  236 32.81|34- 117 35.91| 119 29.76| 17.1%
12.Saf Donald A.A       |   72  330 22.25|36- 165 24.20| 165 20.31| 16.1%
13.Aus Hughes M.G       |   53  212 28.38|27-  99 31.01| 113 26.08| 15.9%
14.Saf Ntini M          |   99  388 28.37|50- 177 30.94| 211 26.22| 15.2%
15.Win Walsh C.A        |  132  519 24.44|66- 228 26.47| 291 22.85| 13.7%
16.Win Marshall M.D     |   81  376 20.95|41- 190 22.46| 186 19.40| 13.6%
17.Eng Hoggard M.J      |   67  248 30.50|34- 120 32.77| 128 28.38| 13.4%
18.Ind Zaheer Khan      |   65  210 33.85|33-  92 36.34| 118 31.91| 12.2%
19.Aus McGrath G.D      |  124  563 21.64|62- 286 22.84| 277 20.41| 10.6%
20.Win Sobers G.St.A    |   93  235 34.04|47-  95 36.28| 140 32.51| 10.4%
21.Eng Snow J.A         |   49  202 26.67|25-  97 28.05| 105 25.39|  9.5%
22.Ind Srinath J        |   67  236 30.47|34- 115 31.90| 121 29.12|  8.7%
23.Nzl Vettori D.L      |   94  303 33.52|47- 144 34.95| 159 32.22|  7.8%
24.Eng Gough D          |   58  229 28.40|29- 112 29.45| 117 27.39|  7.0%
25.Aus Lee B            |   76  310 30.82|38- 142 31.86| 168 29.93|  6.0%
26.Aus Benaud R         |   63  248 27.03|32-  98 28.05| 150 26.37|  6.0%
27.Ind Bedi B.S         |   67  266 28.71|34- 130 29.61| 136 27.85|  5.9%
28.Win Ambrose C.E.L    |   98  405 20.99|49- 222 21.49| 183 20.38|  5.2%
29.Nzl Martin C.S       |   50  165 33.78|25-  82 34.55|  83 33.02|  4.4%
30.Aus Gillespie J.N    |   71  259 26.14|36- 133 26.58| 126 25.68|  3.4%
31.Pak Wasim Akram      |  104  414 23.62|52- 210 23.95| 204 23.28|  2.8%
32.Aus Warne S.K        |  145  708 25.42|73- 325 25.78| 383 25.11|  2.6%
33.Eng Statham J.B      |   70  252 24.85|35- 107 25.21| 145 24.57|  2.5%
34.Aus Lillee D.K       |   70  355 23.92|35- 184 24.11| 171 23.72|  1.6%
35.Win Garner J         |   58  259 20.98|29- 126 21.10| 133 20.86|  1.2%
36.Eng Fraser A.R.C     |   46  177 27.32|23-  95 27.47|  82 27.15|  1.2%
37.Aus McDermott C.J    |   71  291 28.63|36- 152 28.66| 139 28.60|  0.2%
38.Aus McKenzie G.D     |   60  246 29.79|30- 126 29.81| 120 29.77|  0.1%
39.Pak Saqlain Mushtaq  |   49  208 29.83|25- 109 29.77|  99 29.90| -0.4%
40.Aus Miller K.R       |   55  170 22.98|28-  76 22.91|  94 23.03| -0.5%
41.Eng Caddick A.R      |   62  234 29.91|31- 113 29.77| 121 30.04| -0.9%
42.Eng Trueman F.S      |   67  307 21.58|34- 140 21.47| 167 21.67| -0.9%
43.Win Holding M.A      |   60  249 23.69|30- 131 23.52| 118 23.87| -1.5%
44.Slk Vaas WPUJC       |  111  355 29.58|56- 184 29.15| 171 30.04| -3.0%
45.Pak Sarfraz Nawaz    |   55  177 32.76|28-  88 32.22|  89 33.29| -3.3%
46.Eng Underwood D.L    |   86  297 25.84|43- 154 25.31| 143 26.41| -4.3%
47.Win Roberts A.M.E    |   47  202 25.61|24- 119 25.08|  83 26.37| -5.1%
48.Ind Shastri R.J      |   80  151 40.96|40-  91 40.08|  60 42.30| -5.5%
49.Ind Chandrasekhar B.S|   58  242 29.75|29- 123 28.94| 119 30.58| -5.7%
50.Ind Kapil Dev N      |  131  434 29.65|66- 252 28.83| 182 30.77| -6.7%
51.Eng Willis R.G.D     |   90  325 25.20|45- 166 24.32| 159 26.12| -7.4%
52.Ind Kumble A         |  132  619 29.65|66- 300 28.48| 319 30.76| -8.0%
53.Ind Harbhajan Singh  |   77  330 30.42|39- 167 29.05| 163 31.83| -9.6%
54.Saf Kallis J.H       |  131  258 31.09|66- 136 29.53| 122 32.83|-11.2%
55.Saf Pollock S.M      |  108  421 23.12|54- 217 21.28| 204 25.08|-17.9%
56.Aus Lawson G.F       |   46  180 30.56|23-  95 27.82|  85 33.62|-20.9%
57.Pak Waqar Younis     |   87  373 23.56|44- 226 21.70| 147 26.41|-21.7%
58.Eng Titmus F.J       |   53  153 32.23|27-  82 29.21|  71 35.72|-22.3%
59.Ind Prasanna E.A.S   |   49  189 30.38|25- 124 28.15|  65 34.65|-23.1%
60.Aus Thomson J.R      |   51  200 28.01|26- 123 25.71|  77 31.69|-23.3%
61.Aus Lindwall R.R     |   61  228 23.03|31- 122 20.52| 106 25.92|-26.3%
62.Pak Danish Kaneria   |   54  232 34.58|27- 124 30.44| 108 39.34|-29.3%
63.Ind Venkataraghavan S|   57  156 36.12|29-  91 31.96|  65 41.94|-31.2%
64.Eng Harmison S.J     |   63  226 31.82|32- 129 27.84|  97 37.12|-33.4%
65.Zim Streak H.H       |   65  216 28.12|33- 131 24.45|  85 33.79|-38.2%
66.Win Gibbs L.R        |   79  309 29.09|40- 176 24.56| 133 35.09|-42.9%
67.Pak Mushtaq Ahmed    |   52  185 32.97|26- 105 27.51|  80 40.14|-45.9%
68.Win Hall W.W         |   48  192 26.39|24- 119 22.15|  73 33.29|-50.3%
69.Eng Botham I.T       |  102  383 28.40|51- 231 23.46| 152 35.91|-53.1%
70.Eng Lock G.A.R       |   49  174 25.58|25- 104 20.13|  70 33.67|-67.2%