diff --git a/src/yeardata/schema.py b/src/yeardata/schema.py
index 0585d7d..8139e3c 100644
--- a/src/yeardata/schema.py
+++ b/src/yeardata/schema.py
@@ -8,17 +8,17 @@ from src.models import DefaultBase, Pagination
 
 class YeardataBase(DefaultBase):
     year: Optional[int] = Field(None, nullable=True, ge=1900)
-    rp_per_kwh: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    total_lost: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    man_hour: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_ens_energy_not_served: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_bpp_system: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_bpp_pembangkit: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_dmn_daya_mampu_netto: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_marginal_cost: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_efdh_equivalent_force_derated_hours: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_foh_force_outage_hours: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
-    asset_crit_extra_fuel_cost: Optional[float] = Field(None, nullable=True, gt=0, le=1_000_000_000_000_000)
+    rp_per_kwh: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    total_lost: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    man_hour: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_ens_energy_not_served: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_bpp_system: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_bpp_pembangkit: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_dmn_daya_mampu_netto: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_marginal_cost: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_efdh_equivalent_force_derated_hours: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_foh_force_outage_hours: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
+    asset_crit_extra_fuel_cost: Optional[float] = Field(None, nullable=True, ge=0, le=1_000_000_000_000_000)
     created_at: Optional[datetime] = Field(None, nullable=True)
     updated_at: Optional[datetime] = Field(None, nullable=True)
     created_by: Optional[str] = Field(None, nullable=True)