hi everyone,

i have this database

Code:
nationalidnumber    city    naceprimary    nacesecondary    conscode    nuts2    nuts3    year    ebit    loans    interest    or    totalassets    ltdebt    profitmargin    roa    numberofemployees    capital    totaldebtratio    interestcoverageratio    _merge    nace_prim    D1    D2    D3    D4    D5
112669417    LISBOA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4674    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2010    1074.7268    160.07111        8350.6473    12186.027    15    13.042    8.937    73    8506.0551    .0012309        matched (3)    G    1    0    0        0
112669417    LISBOA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4674    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2011    1042.8341    5.98952        7127.0686    11705.916    15    15.38    9.364    73    8484.7278    .0012814        matched (3)    G    1    0    0        0
112669417    LISBOA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4674    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2012    543.79557    6.3963        6370.728    9858.2019    15    10.422    6.735    73    7554.1713    .0015216        matched (3)    G    1    0    0        0
112669417    LISBOA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4674    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2013    595.02584    0        5844.5135    8584.0872    15    11.548    7.863    73    6502.4975    .0017474        matched (3)    G    1    0    0        0
114058431    MACEDA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4672    NRF    PT16 - Centre    PT16D - Regiao de Aveiro    2010    120.3827    229.63937        3325.3493    2539.1449        2.751    3.602    5    1613.1124            matched (3)    G        0    0        0
114058431    MACEDA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4672    NRF    PT16 - Centre    PT16D - Regiao de Aveiro    2011    128.35412    380        2822.1231    2745.858        3.021    3.105    5    1704.578            matched (3)    G        0    0        0
114058431    MACEDA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4672    NRF    PT16 - Centre    PT16D - Regiao de Aveiro    2012    67.49097    442.25223        4491.3412    2910.4266        .464    .716    5    1789.8327            matched (3)    G        0    0        0
114058431    MACEDA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4672    NRF    PT16 - Centre    PT16D - Regiao de Aveiro    2013    36.87203    410.94349        3484.5829    3198.5948        .084    .091    5    1810.6615            matched (3)    G        0    0        0
114058431    MACEDA    G. Wholesale and retail trade; repair of motor vehicles and motorcycles    4672    NRF    PT16 - Centre    PT16D - Regiao de Aveiro    2014    37.22483    0        4130.316    3281.5677        .328    .413    5    1813.5804            matched (3)    G        0    0        0
123901324    SETÚBAL    K. Financial and insurance activities    6622    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2010    -13.57025    0        50.62066    133.05805    0    -30.9    -11.755    2    60    0        matched (3)    K    1    1    1        0
123901324    SETÚBAL    K. Financial and insurance activities    6622    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2011    -19.73846    0        38.72169    116.86178        -56.617    -18.76    2    60            matched (3)    K        1    1        0
123901324    SETÚBAL    K. Financial and insurance activities    6622    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2012    -17.31315    0        35.97617    117.6686    71.41328    -53.883    -16.474    2    60    .6069018        matched (3)    K    0    1    1        0
123901324    SETÚBAL    K. Financial and insurance activities    6622    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2013    5.10031    0        57.64859    104.85094    62.01219    5.649    3.106    2    60    .5914319        matched (3)    K    0    0    0        0
123901324    SETÚBAL    K. Financial and insurance activities    6622    NRF    PT17 - Area Metropolitana de Lisboa    PT170 - Area Metropolitana de Lisboa    2014    24.67543    16.79846        108.1291    102.22998    36.0083    20.682    21.876    2    60    .3522284        matched (3)    K    1    0    0        0
126038287    TERÇOS    H. Transportation and storage    4932    NRF    PT30 - Regiao Autonoma da Madeira    PT300 - Regiao Autonoma da Madeira    2010    6.54004            11.08905    37.94895    0    58.977    17.234    1    7.83384    0        matched (3)    H    1    0    0        0
126038287    TERÇOS    H. Transportation and storage    4932    NRF    PT30 - Regiao Autonoma da Madeira    PT300 - Regiao Autonoma da Madeira    2011    3.92343            8.17731    41.76738        47.979    9.394    1    14.37388            matched (3)    H        0    0        0
126038287    TERÇOS    H. Transportation and storage    4932    NRF    PT30 - Regiao Autonoma da Madeira    PT300 - Regiao Autonoma da Madeira    2012    3.78077            8.07973    45.54815        46.793    8.301    1    18.29731            matched (3)    H        0    0        0
126038287    TERÇOS    H. Transportation and storage    4932    NRF    PT30 - Regiao Autonoma da Madeira    PT300 - Regiao Autonoma da Madeira    2013    4.61787            9.42336    50.16602        49.004    9.205    1    22.07808            matched (3)    H        0    0        0
126038287    TERÇOS    H. Transportation and storage    4932    NRF    PT30 - Regiao Autonoma da Madeira    PT300 - Regiao Autonoma da Madeira    2014    4.91777            9.73842    55.08379        50.499    8.928    1    26.69595            matched (3)    H        0    0        0
126744270    SAMBADA    L. Real estate activities    6820    NRF    PT15 - Algarve    PT150 - Algarve    2010    110.76372    20.48322        842.553    704.90404        13.108    15.667    2    164.5756            matched (3)    L        0    0        0
126744270    SAMBADA    L. Real estate activities    6820    NRF    PT15 - Algarve    PT150 - Algarve    2012    122.20101    18.69055        867.16334    914.08049        14.092    13.369    2    362.96555            matched (3)    L        0    0        0
126744270    SAMBADA    L. Real estate activities    6820    NRF    PT15 - Algarve    PT150 - Algarve    2013    85.45094    0        253.78024    314.44505        33.671    27.175    2    0            matched (3)    L        0    0        0
126744270    SAMBADA    L. Real estate activities    6820    NRF    PT15 - Algarve    PT150 - Algarve    2014    11.34593            40.19944    301.40274    0    28.224    3.764    2    0    0        matched (3)    L    1    0    0        0
I need to build a dummy for the interest coverage ratio to be less than 1 for 3 consecutive years.

any tips? thanks in advance

Afonso Pita