Invoicery Group reports net sales of SEK 127.7 million in January, a decrease of 4.8 percent compared with the same month last year. This is stated in a press release from the company.For the rolling twelve months, net sales amounted to SEK 1,899 million, an increase of 5.3 percent compared with the corresponding period a year earlier. The number of self-employed in Sweden decreased at the same time by 5.1 percent to 5,797 people.