Table:
text: List of magazines by circulation
Worldwide top 15
Worldwide top 15
Rank_ Name_ Circulation_per_issue Number_of_languages Frequency Publisher
12 Good Housekeeping 4300000 1 Monthly Hearst Corporation
13 Family Circle 3800000 1 Monthly Meredith Corporation
14 People 3500000 1 Weekly Time Inc.
15 Version Fémina 3392403 1 Weekly Hachette Filipacchi Médias

text: List of magazines by circulation
Worldwide top 15
Worldwide top 15
Rank_ Name_ Circulation_per_issue Number_of_languages Frequency Publisher
1 The Watchtower 45944000 212 Monthly Watchtower Bible and Tract Society
2 Awake! 44748000 99 Monthly Watchtower Bible and Tract Society
3 AARP The Magazine 23721626 1 Semi-monthly AARP
4 AARP Bulletin 23574328 1 Semi-monthly AARP
5 ADAC Motorwelt 13643161 1 Monthly ADAC
6 Game Informer 8100000 1 Monthly Gamestop Corp.
7 Better Homes and Gardens 7600000 1 Monthly Meredith Corporation
8 AutoPrimeurs 6010904 1 Monthly Topline Publishing
9 TV Magazine 5854629 1 Monthly Groupe Le Figaro
10 Reader`s Digest 5500000 21 Monthly The Reader`s Digest Association
11 National Geographic 5000000 36 Monthly National Geographic Society

Question: From the list of journals by circulation, what is the average number of languages for the monthly publication frequency when the publisher is the largest company?