Here they are, along with their counts in Wikipedia (as of the 25th of May 2011), their parts of speech (this is slightly fluid as I work out the tagset for the difficult ones), and a gloss in English where that’s doable.

`01 an 42853 DT, COP, PRON, PARTICLE "the", "Is the?", "their", "?"`

02 a 27516 REL, INFINITIVIZER, PRON "that", "to", "his", "her"

03 na 21328 DT "the", "of the"

04 ann 17545 P "in"

05 tha 16505 COP "am","are", "is"

06 e 16141 COP "he", "is"

07 a' 15155 AG (does not translate)

08 agus 14273 CONJ "and"

09 air 13113 P3S/P "on"

10 am 7038 DT "the"

11 's 6717 COP

12 anns 6091 P "in"

13 bha 5385 COP "was"

14 is 5022 COP/CONJ "and"

15 gu 4715 P/COMPLEMENTIZER "to"

16 aig 4317 P "on"

17 le 4209 P "with"

18 de 4121 P "of"

19 mar 3597 CONJ "if"

20 seo 2999 PRON "this"

21 sin 2848 PRON "this"

22 ri 2834 P "to"

23 nan 2716 DT "of the"

24 as 2682 P or COMPARATIVE MARKER "from"

25 baile 2648 N "town"

26 chaidh 2456 V "went"

27 ach 2310 CONJ "but"

28 iad 2242 PRON "they"

29 airson 2158 P "for"

30 do 2005 P/PRON/PAST TENSE PARTICLE "to"

31 bho 1939 P "from"

32 i 1795 PRON "she"

33 a-mach 1792 ADV "out"

34 san 1791 P+DT "in the"

35 daoine 1781 N "people"

36 eadar 1772 P "between"

37 bàsaichean 1741 N "the dead"

38 neo 1636 CONJ "or"

39 tachartasan 1634 N "events"

40 h-alba 1604 N "Scotland"

41 brèithean 1582 N "judgements"

42 mu 1550 P "about"

43 linn 1549 N "century"

44 leis 1538 P3S or P "with it" or "with" before article

45 bhaile 1484 N "town"

46 no 1472 CONJ "nor"

47 ceanglaichean 1380 N "links"

48 den 1375 P+DT "of the"

49 eile 1371 JJ "other"

50 dhe 1355 P "off"

51 bheil 1339 COP "was"

52 suidhichte 1303 JJ "arranged"

53 sa 1297 FUSEDPREPANDART "in the"

54 gun 1255 PREP "without"

55 ris 1249 PP3S or P "to him" or "to" before article

56 aige 1237 PP3S "on him"

57 cuideachd 1231 ADV "also"

58 robh 1219 COP "was"

59 iomraidhean 1194 N "the famous"

60 tuath 1192 N "north"

61 fuireach 1187 N "stay"

62 dùthcha 1149 N "of the country"

63 aonaichte 1099 JJ "united"

64 taobh 1072 N "to like"

65 duais 1048 N "prize"

66 nam 1029 DT "of the"

67 motha 1022 JJR "larger"

68 roinn 1016 N "region"

69 às 1006 P "from"

70 nuair 1004 CONJ "when"

71 iar 997 N "east"

72 far 968 CONJ "where"

73 tachartan 967 N "events"

74 eil 961 COP "was"

75 aon 948 NUM "one"

76 duine 946 N "person"

77 bhith 936 COP

78 eilean 921 N "island"

79 fhèin 920 PRON "oneself"

80 alba 917 N "Scotland"

81 stàitean 905 N "states"

82 breithean 887

83 deas 885 N "south"

84 bhliadhna 880 N "year"

85 chan 872 NEGP/COP "not"

86 mòr 871 JJ "big"

87 dùthaich 869 N "country"

88 ainm 820 N "name"

89 th' 813 COP "am", "are", "is"

90 dè 805 WH "what"

91 gach 805 JJ "every"

92 prìomh-bhaile 802 N "capital"

93 ag 785 AG

94 nach 771 COP "is not"

95 è 764 PRON "he"

96 ainmeil 764 JJ "famous"

97 bhon 761 P+DT "from the"

98 b' 751 COP "was"

99 nas 741 COMPARATIVE MARKER "the most"

100 cho 732 P "as"

Source for the bits I didn’t know Stòr-dàta. Source for the mistakes Colin Batchelor.

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