12. Democratic incumbent running - Republican challenger
13. Democratic incumbent running - other challenger
14. Democratic incumbent running - unopposed
19. Democratic incumbent running - Repub and other challenge
21. Republican incumbent running - Democratic challenger
23. Republican incumbent running - other challenger
24. Republican incumbent running - unopposed
29. Republican incumbent running - Dem and other challengers
31. Other incumbent running - Democratic challenger
32. Other incumbent running - Republican challenger
34. Other incumbent running - unopposed
35. Other incumbent running - Democratic, Republican challen
36. Other incumbent running -- Republican and other challeng
37. Other incumbent running -- Democratic and other challeng
39. Other incumbent running -- Democr, Republ, other challen
40. Democratic and Republican incumbents running - no other
41. 2 Democratic incumbents running - no other candidate
42. 2 Republican incumbents running - no other candidate
43. Dem and Repub incumbents running - other candidate(s)
44. Democratic non-incumbent only - no retiree/unclear who i
45. Republican non-incumbent only - no retiree/unclear who i
46. Democratic and Republican cands - no retiree/unclear who
47. Democratic and other cands - no retiree/unclear who is
48. Republican and other cands - no retiree/unclear who is
49. Democratic, Republican, other cands - no retiree/unclear
51. Dem incumbent not running -- Democratic candidate unoppo
52. Dem incumbent not running -- Republican candidate unoppo
53. Dem incumbent not running -- other candidate unopposed
55. Dem incumbent not running -- Democratic and Republican c
56. Dem incumbent not running -- Republican and other cands
57. Dem incumbent not running -- Democratic and other cands
59. Dem incumbent not running -- Democr, Republ, other cands
61. Rep incumbent not running -- Democratic candidate unoppo
62. Rep incumbent not running -- Republican candidate unoppo
63. Rep incumbent not running -- other candidate unopposed
65. Rep incumbent not running -- Democratic and Republican c
66. Rep incumbent not running -- Republican and other cands
67. Rep incumbent not running -- Democratic and other cands
69. Rep incumbent not running -- Democr, Republ, other cands
71. Other incumbent not running -- Democratic cand unopposed
72. Other incumbent not running -- Republican cand unopposed
73. Other incumbent not running -- other candidate unopposed
75. Other incumbent not running -- Democratic, Republican ca
76. Other incumbent not running -- Republican and other cand
77. Other incumbent not running -- Democratic and other cand
79. Other incumbent not running -- Democr, Republ, other can
91. Rep incumbent not running -Democratic and 2 Republican c
92. Rep incumbent not running -Republican and 2 Democratic c
93. Dem incumbent not running -Democratic and 2 Republican c
94. Dem incumbent not running -Republican and 2 Democratic c