Dash or not to dash?

Often its hard to find a domain name, and sometimes people use dashes in their domain name. For example car-rental.com in stead of carrental.com.
To generate these statistics we detect how many live domain names have one or more dashes.
Domains using a dash
Dash usage per tld (currently)
# Tld Percentage
1 .notaires.fr 58.33 %
2 .de 42.71 %
3 .muni.il 41.18 %
4 .gc.ca 40.91 %
5 .bzh 39.19 %
6 .ed.jp 38.4 %
7 .go.jp 37.1 %
8 .gouv.fr 35.79 %
9 .jp 34.12 %
10 .jus.br 31.65 %
Dash usage per country tlds (currently)
# Tld Country Percentage
1 *.de Germany 42.71 %
2 *.jp Japan 32.19 %
3 *.fr France 29 %
4 *.dz Algeria 26.36 %
5 *.ru Russian Federation 26.11 %
6 *.mc Monaco 23.08 %
7 *.at Austria 22.25 %
8 *.ch Switzerland 20.84 %
9 *.si Slovenia 18.72 %
10 *.tg Togo 17.65 %