Coming in at over 5 percent of all emojis used for the year 2021 was “tears of joy”. The Unicode Consortium notes the only other emoji to get close was “heart”.

2021年，笑哭表情占所有表情符号使用量的5%以上。统一码联盟指出，唯一一个使用率与之接近的表情符号是爱心。

Another interesting finding was the top 100 emojis made up about 82 percent of emojis used. 另一个有趣的发现是，排名前100的表情符号约占表情符号使用量的82%。

While the smiley/emotion category was the most popular overall, the new report breaks down nine different emoji categories by the most and least used.
统一码联盟的最新报告将九种不同的表情分类按使用最多和最少进行了排名，笑脸/情绪表情类别是最受欢迎的类别。

The least popular subcategory? Country flags. They represent the largest collection (258 emojis), but are used the least.
使用最少的表情子类别是国家(地区)旗帜。它们是数量最庞大的子类别(共258个表情符号！)，但是却用的最少。

Animals (mammals) are the next largest subcategory (53 emojis).
动物-哺乳动物是第二大类别(共53个表情符号！)。

It is noteworthy the coronavirus pandemic has contributed little to the popularization of microbe emojis, which barely entered the top 500.
值得注意的是，新冠疫情对微生物表情符号的使用普及影响甚微，微生物表情仅仅进入前500名。