At least 33 cases of dengue have been reported in the national capital this year, according to a civic report released on Monday. Ten fresh cases have been reported in February in the last one week. For the January 1-February 5 period, one case was recorded in the preceding year while two cases was logged in 2020 and one in 2019, as per the report. Cases of vector-borne diseases are usually reported between July and November, but the period may stretch till mid-December.