질문하실때 이런식으로 표현되었음 좋겠다 하고서, 값은 아무렇게나 적지 말아 주세요.
원본 대비 결과표로 정확한 값을 적어 주세요.
질문을 이해하는데 방해가 됩니다. 헷갈려요.

WITH t AS
(
SELECT 1.00000 t, 1.02222 h, 2.91111 v
UNION ALL SELECT 1.00000, 1.04444, 2.86667
UNION ALL SELECT 1.00000, 1.53333, 2.75556
UNION ALL SELECT 1.00000, 1.30769, 2.84615
UNION ALL SELECT 1.00000, 1.04444, 2.88889
UNION ALL SELECT 1.00000, 1.30769, 2.84615
UNION ALL SELECT 1.00000, 1.06667, 2.80000
)
SELECT a.seq
     , CASE a.seq
       WHEN 1 THEN '-10%미만'
       WHEN 2 THEN '-10%이상~10%미만'
       WHEN 3 THEN ' 10%이상~20%미만'
       WHEN 4 THEN ' 20%이상'
        END "t값대비 h값"
     , COUNT(CASE v WHEN 1 THEN 1 END) "t값대비 v값 -10%미만"
     , COUNT(CASE v WHEN 2 THEN 1 END) "t값대비 v값 -10%이상~10%미만"
     , COUNT(CASE v WHEN 3 THEN 1 END) "t값대비 v값  10%이상~20%미만"
     , COUNT(CASE v WHEN 4 THEN 1 END) "t값대비 v값  20%이상"
  FROM (SELECT * FROM seq_1_to_4) a  -- MariaDB 전용
  LEFT OUTER JOIN
       (SELECT CASE WHEN              h < -10 THEN 1
                    WHEN h >= -10 AND h <  10 THEN 2
                    WHEN h >=  10 AND h <  20 THEN 3
                    WHEN h >=  20             THEN 4
                END h
             , CASE WHEN              v < -10 THEN 1
                    WHEN v >= -10 AND v <  10 THEN 2
                    WHEN v >=  10 AND v <  20 THEN 3
                    WHEN v >=  20             THEN 4
                END v
          FROM (SELECT (h / t - 1) * 100 h
                     , (v / t - 1) * 100 v
                  FROM t
                ) a
        ) b
    ON a.seq = b.h
 GROUP BY a.seq
;

WITH data_t AS
(
SELECT 1.00000 t, 1.02222 h, 2.91111 v
UNION ALL SELECT 1.00000, 1.04444, 2.86667
UNION ALL SELECT 1.00000, 1.53333, 2.75556
UNION ALL SELECT 1.00000, 1.30769, 2.84615
UNION ALL SELECT 1.00000, 1.04444, 2.88889
UNION ALL SELECT 1.00000, 1.30769, 2.84615
UNION ALL SELECT 1.00000, 1.06667, 2.80000
)
, code_t AS
(
SELECT  1 seq, -9999 x, -10 y, '-10%미만' z
UNION ALL SELECT 2, -10,   10, '-10%이상~10%미만'
UNION ALL SELECT 3,  10,   20, ' 10%이상~20%미만'
UNION ALL SELECT 4,  20, 9999, ' 20%이상'
)
SELECT a.seq
     , a.z "t값대비 h값"
     , COUNT(CASE c.seq WHEN 1 THEN 1 END) "t값대비 v값 -10%미만"
     , COUNT(CASE c.seq WHEN 2 THEN 1 END) "t값대비 v값 -10%이상~10%미만"
     , COUNT(CASE c.seq WHEN 3 THEN 1 END) "t값대비 v값  10%이상~20%미만"
     , COUNT(CASE c.seq WHEN 4 THEN 1 END) "t값대비 v값  20%이상"
  FROM code_t a
  LEFT OUTER JOIN
       (SELECT (h / t - 1) * 100 h
             , (v / t - 1) * 100 v
          FROM data_t
        ) b
    ON b.h >= a.x
   AND b.h <  a.y
  LEFT OUTER JOIN code_t c
    ON b.v >= c.x
   AND b.v <  c.y
 GROUP BY a.seq, a.z
;