︽ | | | ︾ | | | | | | | | ︽ ︾ ︽ | ︾ ︽ | ︾ | 2015 | | | | | | | | 2018 2 | 2019 ︽ ︾ | | | | ︽ | ︾ | | | | | ︽ | ︾ | | | ︽ | ︾ | ︽ | | ︾ | 17 ︽ | ︾ | | |