its share of systems referred to in paragraph 6 of this Article constitutes over 90 % of total sales of its district heating and cooling.
is ionann a sciar de na córais dá dtagraítear i mír 6 den airteagal seo agus os cionn 90 % de dhíolacháin iomlán a théimh agus a fhuaraithe cheantair i mBallstát.